Haven’t seen this topic listed, I got a 66 mustang 1 owner c code car factory ac factory power steering. It’s kinda rusty, hole in the roof took out floor pans, trunk sitting open took out trunk floor, I can find all those parts my question is the corners of the cab where the firewall meets the cowling. Pulled both fenders because they were rusted out and somebody already patched them once and notice a good sized rust hole. Inner fenders are in decent shape minus the passenger side that...

Rust repair